package exception;

import java.io.FileOutputStream;
import java.io.IOException;

public class AutocloseableDemo {
    public static void main(String[] args) {
        try(
                FileOutputStream fos = new FileOutputStream("fos.dat");
        )
        {
            fos.write(1);
        } catch (IOException e ){
            System.out.println("出错");

        }
    }
}
